204800981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139987}}^1$

素因数の和:140024

約数の個数: 16

約数和(自身を含む): 268776960

約数和(自身を除く): 63975979

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 139987, 979909, 1539857, 2659753, 10778999, 18618271, 29257283, 204800981]

約数ペア:

[(1, 204800981), (7, 29257283), (11, 18618271), (19, 10778999), (77, 2659753), (133, 1539857), (209, 979909), (1463, 139987)]